sitkLogger.h

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/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef sitkLogger_h
#define sitkLogger_h
 
 
#include "sitkCommon.h"
#include "sitkObjectOwnedBase.h"
 
#include <map>
 
 
namespace itk
{
 
class OutputWindow;
 
namespace simple
{
 
class ITKLogger;

class SITKCommon_EXPORT LoggerBase : public ObjectOwnedBase
{
public:
  LoggerBase() = default;
 
  ~LoggerBase() override;
 
  virtual void
  DisplayText(const char * t)
#ifndef SWIGR
    = 0
#endif
    ;
 
  virtual void
  DisplayErrorText(const char * t);
 
  virtual void
  DisplayWarningText(const char * t);
 
  virtual void
  DisplayGenericOutputText(const char * t);
 
  virtual void
  DisplayDebugText(const char * t);
 
  std::string
  GetName() const override;
  void
  SetName(const std::string & n) override;

  virtual ITKLogger
  SetAsGlobalITKLogger();

  static ITKLogger
  GetGlobalITKLogger();
};
 
#if defined(SWIG)
#  define SITK_FINAL
#else
#  define SITK_FINAL final
#endif

class SITKCommon_EXPORT ITKLogger SITK_FINAL : public LoggerBase
{
public:
  explicit ITKLogger(itk::OutputWindow *);
  ~ITKLogger() override;
 
  ITKLogger() = default;
  ITKLogger(const ITKLogger &);
  ITKLogger & operator=(ITKLogger);
 
  void
  DisplayText(const char * t) override;
 
  void
  DisplayErrorText(const char * t) override;
 
  void
  DisplayWarningText(const char * t) override;
 
  void
  DisplayGenericOutputText(const char * t) override;
 
  void
  DisplayDebugText(const char * t) override;

  ITKLogger
  SetAsGlobalITKLogger() override;
 
 
private:
  itk::OutputWindow * m_OutputWindow{ nullptr };
};
 
} // namespace simple
} // namespace itk
 
#endif